{
  config,
  lib,
  pkgs,
  ...
}:
with lib;
let
  cfg = config.modules.zsh;
  xdgCfg = config.xdg;
in
{
  imports = [
    ./completion.nix
    ./p10k.nix
  ];

  programs.zsh = {
    enable = cfg.enable;
    dotDir = "${xdgCfg.configHome}/zsh";
    autosuggestion.enable = false;
    enableCompletion = false;
    syntaxHighlighting = {
      enable = true;
      highlighters = [
        "main"
        "brackets"
        "pattern"
        "root"
      ];
    };
    historySubstringSearch.enable = true;
    history = {
      append = true;
      ignoreDups = false;
      ignoreSpace = true;
      save = 100000;
      share = true;
      size = 100000;
      extended = true;
    };

    initContent =
    let
      zshConfigInitEarly = mkOrder 500 ''
        # p10k
        # Enable Powerlevel10k instant prompt. Should stay close to the top of ~/.zshrc.
        # Initialization code that may require console input (password prompts, [y/n]
        # confirmations, etc.) must go above this block; everything else may go below.
        if [[ -r "''${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-''${(%):-%n}.zsh" ]]; then
          source "''${XDG_CACHE_HOME:-$HOME/.cache}/p10k-instant-prompt-''${(%):-%n}.zsh"
        fi
        source "${xdgCfg.configHome}/zsh/p10k.zsh";
      '';
      zshConfig = mkOrder 1000 ''
        # Autocompletion and menu styling
        zmodload zsh/complist
        autoload -Uz compinit && compinit
        source "${xdgCfg.configHome}/zsh/completion.zsh";

        # vi keybindings for menu select
        bindkey -M menuselect 'h' vi-backward-char
        bindkey -M menuselect 'k' vi-up-line-or-history
        bindkey -M menuselect 'j' vi-down-line-or-history
        bindkey -M menuselect 'l' vi-forward-char

        # Tab to accept current selection
        bindkey -M menuselect '^I' accept-and-infer-next-history

        # Control arrow keys
        bindkey '^[[1;5C' forward-word
        bindkey '^[[1;5D' backward-word
      '';
    in mkMerge [ zshConfigInitEarly zshConfig ];

    shellAliases = {
      ".." = "cd ..";
      "..." = "cd ../..";
      ls = "ls --color=auto";
      ll = "ls -al";
      grep = "grep --color=auto";
      back = "cd $OLDPWD";
      gs = "git status";
      ssha = "eval $(ssh-agent) && ssh-add";
    };

    plugins = [
      {
        name = "powerlevel10k";
        src = "${pkgs.zsh-powerlevel10k}/share/zsh-powerlevel10k/";
        file = "powerlevel10k.zsh-theme";
      }
      {
        name = "zsh-autocomplete";
        src = "${pkgs.zsh-autocomplete}/share/zsh-autocomplete/";
        file  = "zsh-autocomplete.zsh";
      }
    ];
  };
}